Educator Resources
RefSeek's guide to the 25 best sites for free teacher resources. Listed sites offer lessons, classroom activities, collaboration tools, and printouts for free though most require account registration.
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Labs, animations, and resources for chemistry teachers. Reasonable annual subscription required.teachchemistry.org - Subscription Required
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Free, comprehensive lesson plans covering critical subjects for grades K-12.betterlesson.com
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Worksheets and teacher resources organized by subject matter and grade.edhelper.com - Grades: K-9
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Socially-curated directory of educational websites, mobile apps, and desktop programs.edshelf.com - Grades: K-12
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Lesson plans and teaching resources for humanities education.edsitement.neh.gov - Grades: K-12
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Worksheets, lesson plans, templates, daily columns, and other content for educators.educationworld.com - Grades: K-12
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Standards-aligned system for assessments, assignments, and progress monitoring.edulastic.com
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Educational content, activities, and ideas plus advice for parents and teachers.edutopia.org - Grades: K-12
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Engaging content that explores the world through science, art, and human perception.exploratorium.edu
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Differentiated instruction across math, ELA, social studies, and science.freckle.com - Grades: K-9
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Free platform for creating, distributing, and grading assignments using Google Cloud.classroom.google.com
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Multimedia lessons and course materials for students in middle school through college.hippocampus.org
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Exceptional video lessons and worksheets aligned to the Common Core standards.insidemathematics.org
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Free lessons, printables, remote learning support, and weekly planners. Sorted by grade level.learn.khanacademy.org
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Library of printable worksheets for teachers and homeschoolers across all subjects.kidskonnect.com
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Broad selection of literacy curriculum materials for grades K-5. Free samples available.learninga-z.com - Grades: K-6
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Free resources to meet different literacy and education challenges sponsored by the DOE.familieslearning.org
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Exceptional collection of educational materials sorted by topic, format, and grade.nationalgeographic.org
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Network where teachers and professors can access and share course materials.oercommons.org
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Standards-aligned classroom materials for PreK-12 education.pbslearningmedia.org - Grades: K-12
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Interactive science and math simulations with complementary video primers and teaching tips.phet.colorado.edu
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Research-based strategies for helping young children become strong, confident readers.readingrockets.org
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Lesson plans, interactives, and professional development resources.readwritethink.org - Grades: K-12
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Lesson plans, student activities, and video clips for teachers.scholastic.co.uk - Grades: K-12
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Well-designed classroom management platform. Interactive activities and background assessments.web.seesaw.me
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K-12 learning modules, STEM curriculum, and professional development resources.ssec.si.edu
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Printable worksheets and activities for teachers, parents, tutors, and homeschool families.superteacherworksheets.com - Grades: K-6
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Science teaching and assessment resources from Baylor College of Medicine.superstaar.org
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Classroom-ready lesson plans, printables, and resources.teachervision.com - Grades: K-12
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Collection of lessons, units, and web resources in a user-friendly and ad-free format.teachersfirst.com
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Online resources for educators including worksheets, lesson plans, rubrics, and more.teach-nology.com - Grades: K-12
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Build a lesson around a video. Select from TED-Ed Originals, TED Talks, or YouTube videos.ed.ted.com - Grades: K-12
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In depth modules on a range of science, technology, engineering, and mathematics topics.visionlearning.com
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Lesson plans, classroom activities, multimedia, and links to curriculum-based sites.wnet.org
Professional Development
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School and teacher resources for exploring cultural relations and foreign languages.britishcouncil.org
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Searchable collection featuring over one million journal articles and educational materials.eric.ed.gov
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K-12 teaching resources and professional development programming.learner.org - Grades: K-12
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Professional development resources and community for English teachers.ncte.org
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Professional and classroom resources and community for math teachers.nctm.org - Also see: Illuminations
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Association of three million educators, students, and parents committed to improving schools.nea.org
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Educator resources, grants, and data compiled by several federal agencies.ed.gov
Collaboration
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Classroom communication and collaboration app connecting teachers, parents, and students.classdojo.com - Grades: K-12
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Unique video discussion platform. Ask and answer questions within dedicated communities.flipgrid.com
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Free classroom learning platform with games, study tools, and premium educational content.kahoot.com
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Activities and quizzes designed to give immediate insight into student understanding.socrative.com - Grades: K-12, Classroom Management
Flashcards
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Explanations, flash card sets, and an AI learning assistant designed for study sessions.quizlet.com - Grades: K-6